Classifications

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  • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
  • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
  • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
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  • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
  • A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
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  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
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  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
  • A01N43/647—Triazoles; Hydrogenated triazoles
  • A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
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  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
  • A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
  • A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
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  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
  • A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
  • A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
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  • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
  • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
  • A01N43/84—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,4
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  • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
  • A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
  • A01N47/06—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom containing —O—CO—O— groups; Thio analogues thereof
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  • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
  • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
  • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
  • A01N47/12—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, neither directly attached to a ring nor the nitrogen atom being a member of a heterocyclic ring
• • A—HUMAN NECESSITIES
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  • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
  • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
  • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
  • A01N47/16—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof the nitrogen atom being part of a heterocyclic ring
• • A—HUMAN NECESSITIES
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  • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
  • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
  • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
  • A01N47/18—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, directly attached to a heterocyclic or cycloaliphatic ring
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  • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
  • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
  • A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
  • A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
• • A—HUMAN NECESSITIES
  • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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  • A01N55/00—Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
  • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
  • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
  • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
  • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
• • C—CHEMISTRY; METALLURGY
  • C07—ORGANIC CHEMISTRY
  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
  • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
  • C07D401/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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  • C07D—HETEROCYCLIC COMPOUNDS
  • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
  • C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
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  • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
  • C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
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  • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
  • C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
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  • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
  • C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
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  • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
  • C07D417/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing three or more hetero rings

Definitions

• the present invention relates to a method of protecting plants against attack or infestation by phytopathogenic organisms, such as nematodes or especially microorganisms, preferably fungi, bacteria and viruses, or combinations of two or more of these organisms, by administering an N-phenyl-4-(4-pyridyl)-2-pyrimidineamine derivative as specified hereinafter to a part and/or to the site of a plant, the use of said derivative for protecting plants against said organisms and compositions comprising said derivative. It further relates to novel N-phenyl-4-(4-pyridyl)-2-pyrimidineamine derivatives, their preparation, their use as mentioned above and compositions comprising them.
• N-phenyl-4-(4-pyridyl)-2-pyrimidineamine derivatives have already been described in PCT applications WO 95/09851 and WO 95/09853, useful for example for treating tumours.
• N-phenyl-4-(4-pyridyl)-2-pyrimidineamine derivatives to be used according to the invention are those of the formula I,
• n 0 or 1
• R 1 is halogen, alkoxy, haloalkyl, haloalkoxy or alkyl
• R 2 is hydrogen, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy,
• each of R 3 , R 4 and R 5 is, independently of the others, hydrogen, lower alkyl or halogen, and
• Halogen is fluorine, bromine, iodine or preferably chlorine.
• Alkoxy is preferably C 1 –C 16 alkoxy, more preferably C 1 –C 8 alkoxy, especially lower alkoxy, and is linear or branched. Lower alkoxy is preferably methoxy or ethoxy.
• Haloalkyl is preferably C 1 –C 16 alkyl, more preferably C 1 –C 8 alkyl, especially lower alkyl, that is linear or branched and is substituted by one or more, for example in the case of halo-ethyl up to six, halogen atoms, especially fluorine. Preferred is trifluoromethyl or 2,2,2-trifluoroethyl.
• Haloalkoxy is preferably C 1 –C 16 alkoxy, more preferably C 1 –C 8 alkoxy, especially lower alkoxy, that is linear or branched and that is substituted by one or more, for example in the case of halo-ethyl up to five, halogen atoms, especially fluorine; trifluoromethoxy and 1,1,2,2-tetrafluoroethoxy are especially preferred.
• Alkyl as a group per se se and as a structural element of other groups and compounds, such as alkylamino, alkanoylamino, alkanoyloxy, alkylthio, alkylsulfoxyl, alkylsulfonyl—is preferably C 0 –C 16 alkyl, more preferably C 1 –C 8 alkyl, especially lower alkyl, and is linear i.e. methyl, ethyl, propyl, butyl, pentyl or hexyl, or branched one or more times, e.g.
• Lower alkyl is preferably methyl or ethyl.
• substituents in the optionally substituted alkyl group are one or more substitutents independently selected from the group of substituents mentioned in the last paragraph.
• the C-atoms in alkenyl that are bonded to a heteroatom do not carry the double bond.
• the C-atoms in alkynyl that are bonded to a heteroatom do not carry the triple bond.
• One—to threefold substituted hydrazino preferably carries one to three substituents independently selected from the group consisting of alkyl, haloalkyl, such as trifluoromethyl, hydroxyalkyl, such as 2-hydroxyethyl, hydroxymethyl or 1-hydroxymethyl-n-propyl, alkoxyalkyl, such as 2-methoxyethyl, ethoxymethyl or 1-methoxymethyl-n-propyl, and acyl.
• substituents independently selected from the group consisting of alkyl, haloalkyl, such as trifluoromethyl, hydroxyalkyl, such as 2-hydroxyethyl, hydroxymethyl or 1-hydroxymethyl-n-propyl, alkoxyalkyl, such as 2-methoxyethyl, ethoxymethyl or 1-methoxymethyl-n-propyl, and acyl.
• substituents independently selected from the group consisting of alkyl, haloalkyl, such as trifluoromethyl,
• Acyl is preferably C 1 –C 16 alkanoyl, more preferably lower alkanoyl, and is linear or branched.
• Lower alkanoyl is preferably formyl, acetyl or in a broader sense of the invention propionyl or butyryl.
• Substitutents in the optionally substituted acyl group are preferably one or more substituents independently selected from halogen (more preferably fluorine), hydroxy or alkoxy (more preferably methoxy or ethoxy), e.g. in trifluoroacetyl or pentafluoropropionyl.
• Substituted hydrazinyl is preferably hydroxy-lower alkyl-hydrazino; 2-hydroxyethyl is an especially preferred substituent of the hydrazino group.
• Cyclohexyl-amino substituted by amino is preferably 2- or 4-amino-cyclohexyl-amino.
• Piperazinyl is preferably 1-piperazinyl.
• piperazinyl substituted by amino-lower alkyl is preferred, especially 4-(2-amino-ethyl)-piperazin-1-yl.
• Lower alkylamino R 6 substituted by morpholinyl is preferably 2-morpholin-4-yl-ethylamino.
• Substituted morpholinyl is preferably 3-alkyl- or 3,5-dialkylmorpholino, more preferably 3-methyl- or 3,5-dimethylmorpholino.
• Formyl-piperazinyl is preferably 4-formyl-piperazinyl.
• Lower alkyl that is substituted by unsubstituted mono- or di-(lower alkyl)-amino in mono- or di-(lower alkyl)-amino R 6 with one or (if two are present) both moieties substituted is preferably lower alkyl that is substituted by N-mono- or N,N-di-(lower alkyl)amino, preferably dimethylamino; preferred is lower alkylamino that is substituted by N-mono- or N,N-di-(lower alkyl)amino, most preferably 3-(dimethylamino)-1-methyl-n-propylamino.
• Lower alkyl substituted by amino in mono- or di-(lower alkyl)-amino R 6 with one or (if two are present) both lower alkyl moieties substituted is preferably lower alkyl substituted by one or two amino groups; preferred is mono-lower alkyl that is substituted by one or more, especially 1 or 2, amino groups, especially 2-amino-ethylamino or 3-amino-n-propylamino.
• (Lower alkoxy)-lower alkoxy as substituent of a substituted lower alkyl moiety of mono- or di-(lower alkyl)-amino is preferably (methoxy)-methoxy.
• a preferred di-(lower alkyl)amino R 6 wherein the lower alkyl moieties are substituted by (lower alkoxy)-lower alkoxy and lower alkoxy is N-(methoxymethyl)-N- ⁇ 2-[(methoxy)-methoxy]-1-methyl-ethyl ⁇ -amino.
• Hydroxy-lower alkylamino is preferably hydroxy-lower alkyl that carries one or more, especially one or two, hydroxy groups, more preferably 2-hydroxy-ethylamino.
• Lower alkylamino substituted by hydroxy-lower alkylamino is preferably 3-(2-hydroxy-ethyl-amino)-prop-1-yl-amino
• Oxo is not bonded to a carbon atom that is bound to a heteroatom, such as nitrogen, sulfur or oxygen, in order to avoid overlap with acyl substituents.
• Lower alkylamino-carbonylamino is preferably methylamino-carbonyl-amino.
• Di-lower alkylamino is preferably dimethylamino.
• Alkoximino is preferably C 1 –C 16 -, more preferably C 1 –C 8 -, most preferably lower alkoximino.
• Optionally substituted hydrazono is preferably hydrazono or hydrazono substituted with one of the substituents defined above for “optionally substituted”. Hydrazono or N-lower alkylhydrazono is preferred.
• Lower alkyl substituted by hydroxy in mono- or di-(lower alkyl)-amino R 6 with one or (if two are present) both lower alkyl moieties substituted is preferably lower alkylamino that carries one or more hydroxy substituents, especially 1 or 2 hydroxy substituents, preferred is mono-lower alkyl-amino that is substituted by one or two hydroxy groups, especially 2- or 3-hydroxy-n-propylamino, 1,1-dimethyl-3-hydroxy-n-propylamino, 1-n-propyl-2-hydroxy-ethylamino, 1,1-dimethyl-2-hydroxy-ethylamino, 1-ethyl-2-hydroxy-ethylamino, 2-hydroxy-1-(hydroxy-methyl)-ethylamino, 2-hydroxy-1-methyl-ethylamino or 2-hydroxy-1-(sec-butyl)-ethylamino.
• Lower alkyl substituted by lower alkoxy in mono- or di-lower alkylamino R 6 with one or (if two are present) both lower alkyl moieties substituted is preferably lower alkyl that is substituted by one or more, especially 1 or 2, lower alkoxy groups; preferred is mono-lower alkylamino R 6 wherein the lower alkyl moieties are substituted by lower alkoxy, especially 2-methoxy-ethylamino, 1-ethyl-2-methoxy-ethylamino, 2-methoxy-1-methyl-ethylamino, 2-methoxy-2-methyl-ethylamino, 1,1-dimethyl-2-methoxy-ethylamino, 1,1-dimethyl-3-methoxy-n-propylamino or 3-methoxy-propylamino.
• Lower alkyl substituted by carboxy in mono- or di-lower alkylamino R 6 with one or (if two are present) both lower alkyl moieties substituted is preferably carboxymethyl.
• Lower alkoxycarbonyl-amino is preferably ethoxycarbonyl-amino.
• Preferred is mono-lower alkylamino R 6 that is substituted by lower alkoxycarbonylamino, especially 3-[N-(ethoxycarbonyl)-amino]-n-propylamino.
• Heteroaryl in the term heteroaryl and heteroaryloxy is a cyclic aromatic group with one or two rings with a total of 5 to 12 ring members, 1 to 3 members of which are hetero atoms, preferably selected from the group consisting of oxygen, sulphur and nitrogen. 1 to 2 benzene rings may be condensed onto the heterocycle, whereby the binding to the residual molecule takes place either via the hetero or the benzene moiety.
• heteroaryl is benzimidazolyl, benzisoxazolyl, benzisothiazolyl, benzocoumarinyl, benzofuryl, benzothiadiazolyl, benzothiazolyl, benzothienyl, benzoxazolyl, benzoxdiazolyl, quinazolinyl, quinolyl, quinoxalinyl, carbazolyl, dihydrobenzofuryl, furyl (especially 2- or 3-furyl), imidazolyl (especially 1-imidazolyl), indazolyl, indolyl, isoquinolinyl, isothiazolyl, isoxazolyl, methylenedioxyphenyl, ethylenedioxyphenyl, naphthyridinyl, oxazolyl, phenanthridinyl, phthalazinyl, pteridinyl, purinyl, pyrazinyl, pyrazolyl, pyr
• the heteroaryl and heteroryloxy moiety may be substituted by one or more, preferably one to three identical or different substitutents selected from the group comprising halogen, C 1 –C 6 -alkyl, C 3 –C 6 -cycloalkyl, halogen-C 1 –C 6 -alkyl, hydroxy, C 1 –C 6 -alkoxy, halogen-C 1 –C 6 -alkoxy, C 1 –C 6 -alkylthio, halogen-C 1 –C 6 -alkylthio, C 1 –C 6 -alkyll, halogen-C 1 –C 6 -alkyll, C 1 –C 6 -alkylsulfinyl, halogen-C 1 –C 6 -alkylsulfinyl, C 1 –C 6 -alkylsulfonyl, halogen-C 1 –C 6 -alkylsulfonyl,
• Alkanoylamino is preferably C 1 –C 16 alkanoylamino, more preferably C 1 –C 6 -alkanoylamino, most preferably lower alkanoylamino, especially formylamino, acetylamino, propionylamino, butanoylamino and pentanoylamino.
• Preferred substituents of the alkanoyl group are one or more, especially 1 to five, substituents independently selected from the group consisting of fluorine, hydroxy and methoxy. Especially preferred are trifluoroacetylamino and 2-hydroxy-propionylamino.
• lower denotes radicals having up to and including 7, preferably up to and including 4, carbon atoms. Unless otherwise indicated in the context concerned, lower alkyl is preferably methyl or ethyl.
• alkenyl or alkinyl “lower” means C 2 –C 7 -, more preferably C 3 –C 7 -, such as C 3 –C 4 -alkenyl or -alkinyl, and the double- or triple bond preferably does not start from a heteroatom, especially S, N or O, most especially one carrying a hydrogen, such as NH, OH or SH.
• the compounds of formula I can form acid addition salts, for example with inorganic acids, such as hydrochloric acid, sulfuric acid or a phosphoric acid, or with suitable organic carboxylic or sulfonic acids, for example aliphatic mono- or di-carboxylic acids, such as trifluoroacetic acid, acetic acid, propionic acid, glycolic acid, succinic acid, maleic acid, fumaric acid, hydroxymaleic acid, malic acid, tartaric acid, citric acid, oxalic acid or amino acids, such as arginine or lysine, aromatic carboxylic acids, such as benzoic acid, 2-phenoxy-benzoic acid, 2-acetoxy-benzoic acid, salicylic acid, 4-aminosalicylic acid, aromatic-aliphatic carboxylic acids, such as mandelic acid or cinnamic acid, heteroaromatic carboxylic acids, such as nicotinic acid or isonicotinic acid, aliphatic sul
• Compounds of formula I having acidic groups can form metal or ammonium salts, such as alkali metal or alkaline earth metal salts, for example sodium, potassium, magnesium or calcium salts, or ammonium salts with ammonia or suitable organic amines, such as tertiary monoamines, for example triethylamine or tri(2-hydroxyethyl)amine, or heterocyclic bases, for example N-ethyl-piperidine or N,N′-dimethyl-piperazine.
• metal or ammonium salts such as alkali metal or alkaline earth metal salts, for example sodium, potassium, magnesium or calcium salts
• ammonium salts with ammonia or suitable organic amines such as tertiary monoamines, for example triethylamine or tri(2-hydroxyethyl)amine, or heterocyclic bases, for example N-ethyl-piperidine or N,N′-dimethyl-piperazine.
• the pyridine-N-oxides of formula I can form acid addition salts with strong acids, such as hydrochloric acid, nitric acid, phosphoric acid or sulfonic acids, such as benzene-sulfonic acid.
• strong acids such as hydrochloric acid, nitric acid, phosphoric acid or sulfonic acids, such as benzene-sulfonic acid.
• Formula I is meant to include all the possible isomeric forms, as well as mixtures, e.g. racemic mixtures, and any [E/Z] mixtures.
• the compounds of formula I may be used preventatively and/or curatively in the agrarian sector and related fields as active ingredients for controlling plant pests.
• the active ingredients of formula I according to the invention are notable for their good activity even at low concentrations, for their good plant tolerance and for their environmentally friendly nature. They have very advantageous, especially systemic, properties and may be used to protect a plurality of cultivated plants. Using the active ingredients of formula I on plants or plant parts (fruit, flowers, leaves, stems, tubers, roots) of various crops, the pests appearing can be controlled or destroyed, whereby the parts of plants which grow later also remain protected, e.g. from phytopathogenic micro-organisms.
• the compounds of formula I may additionally be used as a dressing to treat seeds (fruits, tubers, corms) and plant cuttings to protect against fungal infections and against phytopathogenic fungi occurring in the soil.
• the compounds of formula I are effective for example against the following classes of related phytopathogenic fungi: Fungi imperfecti (e.g. Botrytis, Pyricularia, Helminthosporium, Fusarium, Septoria, Cercospora and Altemaria ); Basidiomycetes (e.g. Rhizoctonia, Hemileia, Puccinia ); Ascomycetes (e.g. Venturia and Erysiphe, Podosphaera, Monilinia, Uncinula ) and Oomycetes (e.g. Phytophthora, Pythium, Plasmopara ).
• Fungi imperfecti e.g. Botrytis, Pyricularia, Helminthosporium, Fusarium, Septoria, Cercospora and Altemaria
• Basidiomycetes e.g. Rhizoctonia, Hemileia, Puccinia
• Ascomycetes e.g. Venturia and Er
• Target crops for the plant-protecting usage in terms of the invention are for example the following plant cultivars: cereals (wheat, barley, rye, oats, rice, maize, sorghum and related species); beet (sugar beet and fodder beet); pome, stone and berry fruit (apples, pears, plums, peaches, almonds, cherries, strawberries, raspberries and blackberries); legumes (beans, lentils, peas, soya); oil crops (rape, mustard, poppy, olives, sunflowers, coconut, castor oil, cocoa, peanut); cucumber plants (squashes, cucumber, melons); citrus fruits (oranges, lemons, grapefruits, mandarines); vegetables (spinach, lettuce, asparagus, cabbage varieties, carrots, onions, tomatoes, potatoes, paprika); laurels (avocado, cinnamonium, camphor) and plants such as tobacco, nuts, coffee, aubergines, sugar cane, tea, pepper, vines, hops
• the compounds of formula I are used in unchanged form or preferably together with customary excipients in formulation techniques. To this end, they are conveniently processed in known manner e.g. into emulsion concentrates, coatable pastes, directly sprayable or diluable solutions, diluted emulsions, wettable powders, soluble powders, dusts or granules, e.g. by encapsulation into for example polymeric materials.
• the application processes such as spraying, atomizing, dusting, scattering, coating or pouring are similarly chosen according to the desired aims and the prevailing conditions.
• Suitable substrates and additives may be solid or liquid and are useful substances in formulation techniques, e.g. natural or regenerated mineral substances, dissolving aids, dispersants, wetting agents, tackifiers, thickeners, binding agents or fertilizers.
• the compounds of formula I may be mixed with further active ingredients, e.g. fertilizers, ingredients providing trace elements or other plant protection compositions, especially further fungicides. In doing so, unexpected synergistic effects may occur.
• further active ingredients e.g. fertilizers, ingredients providing trace elements or other plant protection compositions, especially further fungicides. In doing so, unexpected synergistic effects may occur.
• an active ingredient of formula I or of an agrochemical composition containing at least one of these active ingredients is foliar application.
• the frequency and amount of application depend on the severity of the attack by the pathogen in question.
• the active ingredients I may also reach the plants through the root system via the soil (systemic action) by drenching the locus of the plant with a liquid preparation or by incorporating the substances into the soil in solid form, e.g. in the form of granules (soil application). In rice cultivations, these granules may be dispensed over the flooded paddy field.
• the compounds I may however also be applied to seed grain to treat seed material (coating), whereby the grains or tubers are either drenched in a liquid preparation of the active ingredient or coated with a solid preparation.
• compositions are produced in known manner, e.g. by intimately mixing and/or grinding the active ingredient with extenders such as solvents, solid carriers and optionally surfactants.
• the agrochemical compositions normally contain 0.1 to 99 percent by weight, especially 0.1 to 95 percent by weight, of active ingredient of formula I, 99.9 to 1 percent by weight, especially 99.8 to 5 percent by weight, of a solid or liquid additive and 0 to 25 percent by weight, especially 0.1 to 25 percent by weight, of a surfactant.
• Favourable application rates are in general 1 g to 2 kg of active substance (AS) per hectare (ha), preferably 10 g to 1 kg AS/ha, especially 20 g to 600 g AS/ha.
• AS active substance
• ha preferably 10 g to 1 kg AS/ha, especially 20 g to 600 g AS/ha.
• AS active substance
• a seed dressing it is advantageous to use dosages of 10 mg to 1 g active substance per kg of seed grain.
• compositions While concentrated compositions are preferred for commercial usage, the end user normally uses diluted compositions.
• compositions may also contain further additives, such as stabilizers, anti-foaming agents, viscosity regulators, binding agents or tackifiers, as well as fertilizers or other active ingredients to achieve special effects.
• further additives such as stabilizers, anti-foaming agents, viscosity regulators, binding agents or tackifiers, as well as fertilizers or other active ingredients to achieve special effects.
• Formulations may be prepared analogously to those described for example in WO 97/33890.
• test compounds that demonstrate the efficiency of the compounds of the formula I (designated as “active ingredient” or “test compounds”) in plant protection are provided:
• Assay B-1 Effect against Puccinia graminis on Wheat (Brownrust on Wheat)
• aqueous spray liquor prepared from the formulated testcompound (0.002% active substance, based on the volume of soil) is poured onto wheat plants 5 days after sowing. Care is taken that the spray liquor does not come into contact with the above-ground parts of the plant. 48 hours later, the plants are inoculated with a spore suspension of the fungus. After an incubation period of 48 hours (95 to 100% r.h. at 20° C.), the plants are placed in a greenhouse at 20° C. 12 days after infection, the disease incidence is evaluated.
• Assay B-2 Effect Against Phytophthora infestans on Tomatoes (Late Blight on Potato)
• aqueous suspension prepared from the formulated test compound (0.002% active substance, based on the volume of soil) is poured onto tomato plants which have been cultivated for three weeks. Care is taken that the spray liquor does not come into contact with the above-ground parts of the plant. 48 hours later, the plants are inoculated with a sporangia suspension of the fungus. Evaluation of the disease incidence takes place 5 days after infection, during which period conditions of 90 to 100% r.h. and 20° C. are maintained.
• Assay B-3 Effect Against Phytophthora infestans /Potato (Late Blight on Potato)
• Assay B-4 Effect Against Plasmopara viticola on Grapevine (Grape Downy Mildew)
• Assay B-5 Residual Protective Activity Against Venturia inaegualis on Apples (Scab on Apple)
• Assay B-6 Effect Against Erysiphe graminis on Barley (Powdery Mildew on Barley)
• Barley plants of approximately 8 cm height are sprayed to drip point with an aqueous spray liquor prepared from wettable powder of the active ingredient (0.02% active substance), and dusted 3 to 4 hours later with conidia of the fungus.
• the infected plants are placed in a greenhouse at 22°. 12 days after infection, the fungal attack is evaluated.
• aqueous spray liquor prepared from the formulated test compound (0.002% active substance, based on the volume of soil) is poured onto barley plants of approximately 8 cm height. Care is taken that the spray liquor does not come into contact with the abouve-ground parts of the plant. 48 hours later, the plants are dusted with conidia of the fungus. The infected plants are placed in a greenhouse at 22° C. 12 days after infection, the disease incidence is evaluated.
• Assay B-7 Botrytis cinerea /Grape ( Botrytis on Grapes)
• Assay B-8 Effect Against Botrytis cinerea /Tomato ( Botrytis on Tomatoes)
• Assay B-9 Effect Against Pyricularia oryzae /Rice (Rice Blast)
• 3 week old rice plants cv. Sasanishiki are treated with the formulated testcompound (0.02% active substance) in a spray chamber.
• Two days after application rice plants are inoculated by spraying a spore suspension (1 ⁇ 10 5 conidia/ml) on the test plants. After an incubation period of 6 days at 25° C. and 95% r. h. the disease incidence is assessed.
• Assay B-10 Effect Against Pyrenophora teres ( Helminthosporium )/Barley (Net Blotch on Barley)
• Assay B-11 Effect Against Fusarium culmorum /Wheat ( Fusarium Head Blight on Wheat)
• a conidia suspension of F. culmorum (7 ⁇ 10 5 conidia/ml) is mixed with the formulated test compound (0.002% active substance).
• the mixture is applied into a pouch which has been equipped before with a filter paper.
• wheat seeds cv. Orestis
• the prepared pouches are then incubated for 11 days at approx. 10–18° C. and a relative humidity of 100% with a light period of 14 hours.
• the evaluation is made by assessing the degree of disease occurrence in the form of brown lesions on the roots.
• Assay B-12 Effect Against Septoria nodorum /Wheat ( Septoria Leaf Spot on Wheat)
• NCH 3 [CH(CH 3 )CH 2 CH 2 N(CH 3 ) 2 ] 306.
• NCH 3 [CH(CH 2 CH 3 )CH 2 N(CH 3 ) 2 ] 307.
• NCH 3 [CH(i-propyl)CH 2 N(CH 3 ) 2 ] 308.
• NCH 2 OCH 3 [CH(CH 3 )CH 2 O—CH 2 OCH 3 ] 322.
• NCH 2 OCH 3 [CH 2 CH 2 O—CH 2 OCH 2 CH 3 ] 323.
• NCH 2 OCH 3 [CH(CH 3 )CH 2 O—CH 2 OCH 2 CH 3 ] 324.
• NCH 2 OCH 3 [CH(CH 2 CH 3 )CH 2 O—CH 2 OCH 3 ] 325.
• NCH 2 OCH 3 [CH(CH 2 CH 3 )CH 2 O—CH 2 OCH 2 CH 3 ] 326.
• NHCH(CH 3 )CH 2 NH—CH(CH 3 )CH 2 OH 336.
• NHCH(CH 2 CH 3 )CH 2 NH—CH(CH 3 )CH 2 OH 337.
• NHCH(CH(CH 3 ) 2 )CH 2 NH—CH(CH 3 )CH 2 OH 338.
• NHCH 2 CH 2 NHCH 2 CH(CH 3 )OH 339.
• NHCH(CH 2 CH 3 )CH 2 NH—CH 2 CH(CH 3 )OH 341 NHCH(CH(CH 3 ) 2 )CH 2 NH—CH 2 CH(CH 3 )OH 342.
• NHCH 2 CN 343. NH(CH 2 ) 2 CN 344. NH(CH 2 ) 3 CN 345. NH(CH 2 ) 4 CN 346. NHCH(CH 3 )CN 347. NHCH(CH 3 )CH 2 CN 348. NHCH(CH 2 CH 3 )CN 349. NHCH(CH 2 CH 3 )CH 2 CN 350. NHCH(CH(CH 3 ) 2 )CN 351. NHCH(CH(CH 3 ) 2 )CH 2 CN 352. N(CH 3 )CH 2 CN 353. N(CH 3 )(CH 2 ) 2 CN 354. N(CH 3 )(CH 2 ) 3 CN 355.
• NHCH(CH 3 )CH 2 NH—C(O)(CH 2 ) 2 CH 3 456.
• NHCH(CH 3 )CH 2 NH—C(O)CH 2 OCH 3 458.
• NHCH(CH 3 )CH 2 NH—C(O)CH(CH 3 )OH 459.
• NHCH(CH 3 )CH 2 NH—C(O)CH 2 CH(CH 3 )OCH 3 462.
• NHCH(CH 3 )CH 2 NH—C(O)CH(CH 3 )CH 2 OH 463.
• NHCH(CH 3 )CH 2 NH—C(O)CH(CH 3 )CH 2 OCH 3 464.
• NHCH(CH 3 )CH 2 CH 2 NH—C(O)H 465.
• NHCH(CH 3 )CH 2 CH 2 NH—C(O)CH 3 466.
• NHCH(CH 3 )CH 2 CH 2 NH—C(O)CF 3 468 NHCH(CH 3 )CH 2 CH 2 NH—C(O)(CH 2 ) 2 CH 3 469.
• NHCH(CH 3 )CH 2 CH 2 NH—C(O)CH(CH 3 )CH 2 OH 476.
• NHCH(CH 3 )CH 2 CH 2 NH—C(O)CH(CH 3 )CH 2 OCH 3 477.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH 3 479.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)(CH 2 ) 2 CH 3 482.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH 2 OH 483.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH 2 OCH 3 484.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH(CH 3 )OH 485.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH(CH 3 )OCH 3 486.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH 2 CH(CH 3 )OH 487.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)CH 2 CH(CH 3 )OCH 3 488.
• NHCH(CH(CH 3 ) 2 )CH 2 NH— C(O)CH(CH 3 )CH 2 OH 541.
• NHCH(CH(CH 3 ) 2 )CH 2 NH— C(O)CH(CH 3 )CH 2 OCH 3 542.
• NHCH(CH(CH 3 ) 2 )CH 2 CH 2 NH— C(O)H 543.
• NHCH(CH 3 )CH 2 NH— C(O)OCH(CH 3 )OCH 3 578.
• NHCH(CH 3 )CH 2 NH— C(O)OCH 2 CH(CH 3 )OH 579.
• NHCH(CH 3 )CH 2 NH— C(O)OCH 2 CH(CH 3 )OCH 3 580.
• NHCH(CH 3 )CH 2 NH— C(O)OCH(CH 3 )CH 2 OH 581.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH 2 CH 3 664.
• NHCH(CH 3 )CH 2 NH— C(O)NH(CH 2 ) 2 CH 3 665.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH(CH 3 )OH 666.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH(CH 3 )OCH 3 667.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH 2 CH(CH 3 )OH 668.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH 2 CH(CH 3 )OCH 3 669.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH(CH 3 )CH 2 OH 670.
• NHCH(CH 3 )CH 2 NH— C(O)NHCH(CH 3 )CH 2 OCH 3 671.
• NHCH(CH 3 )CH 2 CH 2 NH— C(O)NHCH 3 672.
• NHCH(CH 3 )CH 2 CH 2 NH— C(O)NHCH 2 CH 3 673.
• NHCH(CH 3 )CH 2 CH 2 NH— C(O)NHCH(CH 3 )OH 675.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)NHCH(CH 3 )CH 2 OH 688.
• NHCH(CH 2 CH 3 )CH 2 NH— C(O)NHCH(CH 3 )CH 2 OCH 3 689.
• NHCH(CH 2 CH 3 )CH 2 CH 2 NH— C(O)NHCH 3 690.
• NHCH(CH 2 CH 2 CH 3 )CH 2 NH— C(O)NHCH 2 CH(CH 3 )OH 705.
• NHCH(CH 2 CH 2 CH 3 )CH 2 NH— C(O)NHCH 2 CH(CH 3 )OCH 3 706.
• NHCH(CH 2 CH 2 CH 3 )CH 2 NH— C(O)NHCH(CH 3 )CH 2 OH 707.
• NHCH(CH 2 CH 2 CH 3 )CH 2 CH 2 NH— C(O)NHCH 3 709.
• NHCH(CH 3 )CH 2 OC(O)CH 3 761 NHCH(CH 3 )CH 2 OC(O)CH 2 CH 3 762. NHCH(CH 3 )CH 2 OC(O)CF 3 763. NHCH(CH 3 )CH 2 OC(O)(CH 2 ) 2 CH 3 764. NHCH(CH 3 )CH 2 OC(O)CH 2 OH 765. NHCH(CH 3 )CH 2 OC(O)CH 2 OCH 3 766. NHCH(CH 3 )CH 2 OC(O)CH(CH 3 )OH 767. NHCH(CH 3 )CH 2 O— C(O)CH(CH 3 )OCH 3 768.
• NHCH(CH 3 )CH 2 CH 2 OC(O)CF 3 776 NHCH(CH 3 )CH 2 CH 2 O— C(O)(CH 2 ) 2 CH 3 777. NHCH(CH 3 )CH 2 CH 2 OC(O)CH 2 OH 778. NHCH(CH 3 )CH 2 CH 2 O— C(O)CH 2 OCH 3 779. NHCH(CH 3 )CH 2 CH 2 O— C(O)CH(CH 3 )OH 780. NHCH(CH 3 )CH 2 CH 2 O— C(O)CH(CH 3 )OCH 3 781. NHCH(CH 3 )CH 2 CH 2 O— C(O)CH 2 CH(CH 3 )OH 782.
• NHCH 2 CH 2 OCH(CH 3 ) 2 1034 NHCH 2 CH 2 OCH(CH 3 ) 2 1034. NHCH 2 CH 2 OCH 2 OCH 3 1035. NHCH 2 CH 2 CH 2 OH 1036. NHCH 2 CH 2 CH 2 OCH 3 1037. NHCH 2 CH 2 CH 2 OCH 2 CH 3 1038. NHCH 2 CH 2 CH 2 O(CH 2 ) 2 CH 3 1039. NHCH 2 CH 2 CH 2 OCH(CH 3 ) 2 1040. NHCH 2 CH 2 CH 2 OCH 2 OCH 3 1041. NHCH(CH 3 )OCH 3 1042. NHCH(CH 3 )OCH 2 CH 3 1043. NHCH(CH 3 )O(CH 2 ) 2 CH 3 1044.
• NHCH(CH 2 CH 3 )CH 2 OCH 2 CH 3 1090 NHCH(CH 2 CH 3 )CH 2 O(CH 2 ) 2 CH 3 1091. NHCH(CH 2 CH 3 )CH 2 OCH(CH 3 ) 2 1092. NHCH(CH 2 CH 3 )CH 2 OCH 2 OCH 3 1093. NHC[(CH 3 ) 2 ]CH 2 OH 1094. NHC[(CH 3 ) 2 ]CH 2 OCH 3 1095. NHC[(CH 3 ) 2 ]CH 2 OCH 2 CH 3 1096. NHC[(CH 3 ) 2 ]CH 2 O(CH 2 ) 2 CH 3 1097.
• NHCH 2 CH(CH 2 OCH 3 )OCH 2 OCH 3 1135 NHCH(CH 3 )CH 2 CH 2 OH 1136. NHCH(CH 3 )CH 2 CH 2 OCH 3 1137. NHCH(CH 3 )CH 2 CH 2 OCH 2 CH 3 1138. NHCH(CH 3 )CH 2 CH 2 O(CH 2 ) 2 CH 3 1139. NHCH(CH 3 )CH 2 CH 2 OCH(CH 3 ) 2 1140. NHCH(CH 3 )CH 2 CH 2 OCH 2 OCH 3 1141. NHCH(CH 2 CH 3 )CH 2 CH 2 OH 1142. NHCH(CH 2 CH 3 )CH 2 CH 2 OCH 3 1143.
• NHCH(CH 2 OCH 3 )CH 2 CH 2 OH 1160 NHCH(CH 2 OCH 3 )CH 2 CH 2 OCH 3 1161. NHCH(CH 2 OCH 3 )CH 2 CH 2 O—CH 2 CH 3 1162. NHCH(CH 2 OCH 3 )CH 2 CH 2 O— (CH 2 ) 2 CH 3 1163. NHCH(CH 2 OCH 3 )CH 2 CH 2 O— CH(CH 3 ) 2 1164. NHCH(CH 2 OCH 3 )CH 2 CH 2 O— CH 2 OCH 3 1165. NHCH(CH 3 )CH(CH 3 )OH 1166. NHCH(CH 3 )CH(CH 3 )OCH 3 1167.
• N(CH 2 CH 3 )CH 2 CH(CH 2 CH)OH 1370 N(CH 2 CH 3 )CH 2 CH(CH 2 CH)OCH 3 1371. N(CH 2 CH 3 )CH 2 CH(CH 2 CH)O— CH 2 CH 3 1372. N(CH 2 CH 3 )CH 2 C(CH 2 CH)(CH 2 CH)O— (CH 2 ) 2 CH 3 1373. N(CH 2 CH 3 )CH 2 CH(CH 2 CH)— OCH(CH 3 ) 2 1374. N(CH 2 CH 3 )CH 2 CH(CH 2 CH)O— CH 2 OCH 3 1375. N(CH 2 CH 3 )CH 2 CH(CH 2 OCH 3 )OH 1376.
• NHCH(CH 2 CH 3 )CH(OCH 3 ) 2 1524 NHCH(CH 2 CH 3 )CH(OCH 2 CH 3 ) 2 1525. NHCH(CH 2 CH 2 CH 3 )CH(OCH 3 ) 2 1526. NHCH(CH 2 CH 2 CH 3 )-CH(OCH 2 CH 3 ) 2 1527. NHCH 2 CH 2 CH(OCH 3 ) 2 1528. NHCH 2 CH 2 CH(OCH 2 CH 3 ) 2 1529. NHCH(CH 3 )CH 2 CH(OCH 3 ) 2 1530. NHCH(CH 3 )CH 2 CH(OCH 2 CH 3 ) 2 1531.
• NHCH 2 CH(SCH 3 ) 2 1552 NHCH 2 CH(SCH 2 CH 3 ) 2 1553. NHCH(CH 3 )CH(SCH 3 ) 2 1554. NHCH(CH 3 )CH(SCH 2 CH 3 ) 2 1555. NHCH(CH 2 CH 3 )CH(SCH 3 ) 2 1556. NHCH(CH 2 CH 3 )CH(SCH 2 CH 3 ) 2 1557. NHCH(CH 2 CH 2 CH 3 )CH(SCH 3 ) 2 1558. NHCH(CH 2 CH 2 CH 3 )—CH(SCH 2 CH 3 ) 2 1559. NHCH 2 CH 2 CH(SCH 3 ) 2 1560. NHCH 2 CH 2 CH(SCH 2 CH 3 ) 2 1561.
• NHCH(CH 3 )CH 2 CH 2 S(O) 2 CH 2 CH 3 1629 NHCH(CH 3 )CH 2 CH 2 S(O) 2 —(CH 2 ) 2 CH 3 1630. NHCH(CH 3 )CH 2 CH 2 S(O)_CH(CH 3 ) 2 1631.
• NHC[(CH 3 )2JCH 2 S(O) 2 CH(CH 3 ) 2 1635 NHC[(CH 3 )2JCH 2 S(O) 2 CH(CH 3 ) 2 1635.
• NHCH(CH 3 )CH 2 -(3-pyridyl) 1714 NHCH(CH 3 )CH 2 CH 2 -(3-pyridyl) 1715.
• NHCH(CH 2 CH 3 )-(3-pyridyl) 1716 NHCH(CH 2 CH 3 )CH 2 -(3-pyridyl) 1717.
• N HCH 2 CH 2 CH 2 O-(3-pyridyi) 1720 NHCH(CH 3 )O-(3-pyridyl) 1721.
• NHCH(CH 3 )—(4-pyridyl) 1730 NHCH(CH 3 )CH 2 -(4-pyridyl) 1731. N HCH(CH 3 )CH 2 CH 2 -(4-pyridyl) 1732. NHCH(CH 2 CH 3 )-(4-pyridyl) 1733. NHCH(CH 2 CH 3 )CH 2 -(4-pyridyl) 1734. NHCH(CH 2 CH 3 )CH 2 CH 2 - (4-pyridyl) 1735. NHCH 2 CH 2 O-(4-pyridyl) 1736. NHCH 2 CH 2 CH 2 O-(4-pyridyl) 1737.
• NHCH(CH 3 )O-(4-pyridyl) 1738 NHCH(CH 3 )CH 2 O-(4-pyridyl) 1739.
• NHCH(CH 3 )CH 2 CH 2 O-(4-pyridyl) 1740 NHCH(CH 2 CH 3 )O-(4-pyridyl) 1741.
• NHCH(CH 2 CH 3 )CH 2 CH 2 O- (4-pyridyl) 1743 NHCH 2 -(2-pyrimidyl) 1744.
• NHCH 2 CH 2 -(2-pyrimidyl) 1745 NHCH 2 CH 2 -(2-pyrimidyl) 1745.
• NHCH 2 CH 2 CH 2 -(2-pyrimidyl) 1746 NHCH(CH 3 )-(2-pyrimidyl) 1747.
• NHCH(CH 3 )CH 2 -(2-pyrimidyl) 1748 NHCH(CH 3 )CH 2 CH 2 -(2-pyrimidyl) 1749.
• NHCH(CH 2 CH 3 )-(2-pyrimidyl) 1750 NHCH(CH 2 CH 3 )CH 2 -(2-pyrimidyl) 1751.
• NHCH(CH 2 CH 3 )CH 2 CH 2 - (2-pyrimidyl) 1752 NHCH 2 CH 2 O-(2-pyrimidyl) 1753.
• NHCH 2 CH 2 -(4-pyrimidyl) 1762 NHCH 2 CH 2 CH 2 -(4-pyrimidyl) 1763. NHCH(CH 3 )-(4-pyrimidyl) 1764. NHCH(CH 3 )CH 2 -(4-pyrimidyl) 1765. NHCH(CH 3 )CH 2 CH 2 -(4-pyrimidyl) 1766. NHCH(CH 2 CH 3 )-(4-pyrimidyl) 1767. NHCH(CH 2 CH 3 )CH 2 -(4-pyrimidyl) 1768. NHCH(CH 2 CH 3 )CH 2 CH 2 - (4-pyrimidyl) 1769.
• NHCH 2 CH 2 O-(4-pyrimidyl) 1770 NHCH 2 CH 2 CH 2 O-(4-pyrimidyl) 1771.
• NHCH(CH 3 )O-(4-pyrimidyl) 1772 NHCH(CH 3 )CH 2 O-(4-pyrimidyl) 1773.
• NHCH(CH 2 CH 3 )O-(4-pyrimidyl) 1775 NHCH(CH 2 CH 3 )CH 2 O-(4-pyrimidyl) 1776.
• NHCH(CH 2 CH 3 )CH 2 CH 2 O- (4-pyrimidyl) 1777 NHCH(CH 2 CH 3 )CH 2 CH 2 O- (4-pyrimidyl) 1777.
• NHCH 2 -(5-pyrimidyl) 1778 NHCH 2 CH 2 -(5-pyrimidyl) 1779. NHCH 2 CH 2 CH 2 -(5-pyrimidyl) 1780. NHCH(CH 3 )-(5-pyrimidyl) 1781. NHCH(CH 3 )CH 2 -(5-pyrimidyl) 1782. NHCH(CH 3 )CH 2 CH 2 -(5-pyrimidyl) 1783. NHCH(CH 2 CH 3 )—(5-pyrimidyl) 1784. NHCH(CH 2 CH 3 )CH 2 -(5-pyrimidyl) 1785.
• NHCH(CH 3 )CH 2 -(2-thiazolyl) 1816 NHCH(CH 3 )CH 2 CH 2 -(2-thiazolyl) 1817. NHCH(CH 2 CHs)—(2-thiazolyl) 1818. NHCH(CH 2 CH 3 )CH 2 -(2-thiazolyl) 1819. NHCH(CH 2 CH 3 )CH 2 CH 2 - (2-thiazolyl) 1820. NHCH 2 CH 2 O-(2-thiazolyl) 1821. NHCH 2 CH 2 CH 2 O-(2-thiazolyl) 1822. NHCH(CH 3 )O-(2-thiazolyl) 1823.
• NHCH(CH 3 )CH 2 O-(2-thiazolyl) 1824 NHCH(CH 3 )CH 2 CH 2 O-(2-thiazolyl) 1825. NHCH(CH 2 CH 3 )O-(2-thiazolyl) 1826. NHCH(CH 2 CH 3 )CH 2 O-(2-thiazolyl) 1827. NHCH(CH 2 CH 3 )CH 2 CH 2 O- (2-thiazolyl) 1828. NHCH 2 -(4-thiazolyl) 1829. NHCH 2 CH 2 -(4-thiazolyl) 1830. NHCH 2 CHaCH 2 -(4-thiazolyl) 1831.
• NHCH(CH 3 )-(4-thiazolyl) 1832 NHCH(CH 3 )CH 2 -(4-thiazolyl) 1833. NHCH(CH 3 )CH 2 CH 2 -(4-thiazolyl) 1834. NHCH(CH 2 CH 3 )—(4-thiazolyl) 1835. NHCH(CH 2 CH 3 )CH 2 -(4-thiazolyl) 1836. NHCH(C H 2 CH 3 )CH 2 CH 2 - (4-thiazolyl) 1837. NHCH 2 CH 2 O-(4-thiazolyl) 1838. NHCH 2 CH 2 CH 2 O-(4-thiazolyl) 1839.
• NHCH(CH 3 )O-(4-thiazolyl) 1840 NHCH(CH 3 )CH 2 O-(4-thiazolyl) 1841. NHCH(CH 3 )CH 2 CH 2 O-(4-thiazolyl) 1842. NHCH(CH 2 CH 3 )O-(4-thiazolyl) 1843. NHCH(CH 2 CH 3 )CH 2 O-(4-thiazolyl) 1844. NHCH(CH 2 CH 3 )CH 2 CH 2 O- (4-thiazolyl) 1845. NHCH 2 -(5-thiazolyl) 1846. NHCH 2 CH 2 -(5-thiazolyl) 1847.
• NHCH 2 CH 2 CH 2 -(3-furyl) 1882 NHCH(CH 3 )—(3-furyl) 1883.
• NHCH(CH 3 )CH 2 -(3-furyl) 1884 NHCH(CH 3 )CH 2 CH 2 -(3-furyl) 1885.
• NHCH(CH 2 CH 3 )CH 2 CH 2 - (3-furyl) 1888 NHCH 2 CH 2 O-(3-furyl) 1889.
• NHCH 2 CH 2 CH 2 -(2-thienyl) 1899.
• N(CH 3 )COCF 3 2020. N(CH 3 )COCF 2 CF 3 2021.
• NHSON(CH 2 CH 3 ) 2 2154 The NHSON(CH 3 )(CH 2 ) 2 CH 3 2155. NHSON(CH 3 )(CH 2 ) 3 CH 3 2156. NHSON(CH 3 )CH(CH 3 ) 2 2157. NHSON(CH 3 )CH 2 CH(CH 3 ) 2 2158. NHSON(CH 3 )C(CH 3 ) 3 2159. NHSON(CH 2 CF 3 ) 2 2160. NHSON(CH 2 CHOCH 3 ) 2 2161. NHS(O) 2 NHCH 3 2162. NHS(O) 2 NHCH 2 CH 3 2163. NHS(O) 2 NH(CH 2 ) 2 CH 3 2164.
• the invention especially relates to a the use of at least one compound of the formula I or a salt thereof for protecting a plant against attack or infestation by a phytopathogenic organism, especially a microorganism, especially a fungal organism (preferably selected from the group consisting of Ascomycetes, Basidiomycetes, Oomycetes and Fungi imperfecti ), a bacterium, a virus or a nematode; said compound or salt being selected from the compounds given in Table A or especially in table 59, comprising administering said compound and/or salt to one or more selected from the group consisting of a plant, a part of a plant, seeds and the site of a plant.
• a phytopathogenic organism especially a microorganism, especially a fungal organism (preferably selected from the group consisting of Ascomycetes, Basidiomycetes, Oomycetes and Fungi imperfecti ), a bacterium, a virus or a nematode; said compound or salt being selected from the compounds given in
• R 1 halogen or haloalkoxy
• each of R 2 to R 5 is hydrogen and R 6 is lower alkylamino wherein the lower alkyl moiety is substituted by one or more (preferably 1 to 3, especially 1 or 2) substitutents independently selected from the group consisting of unsubstituted amino, N-mono- or N,N-di-(lower alkyl)-amino, (lower alkoxy)-lower alkoxy, lower alkoxycarbonylamino, hydroxy-lower alkoxycarbonylamino, lower alkoxy-lower alkoxycarbonylamino, morpholinyl, hydroxy-lower alkylamino, hydroximino, alkoximino, guanidyl, lower alkanoylamino, hydroxy-lower alkanoylamino, lower alkoxy-lower alkanoylamino, halo-lower alkanoyla
• R 1 chlorine or haloalkoxy
• each of R 2 to R 5 is hydrogen and R 6 is alkoxyalkylamino, or a salt thereof.
• the present invention also relates to the novel compounds of formula I mentioned hereinbefore and hereinafter, or salts thereof;
• a compound of formula I selected from the group of compounds provided in tables 1 to 58, or a salt thereof, or that total group of compounds, with the exception of
• Preferred is also a compound of the formula I selected from the compounds mentioned in tables 2, 4, 5, 8, 31, 33, 34 and 37, or a salt thereof, or the whole group of compounds mentioned in said table.
• a compound of the formula I selected from the compounds of formula I mentioned in table 59, or a salt thereof, or the whole group of compounds in that table, or a salt of any thereof, with the exception of
• the compounds useful according to the invention are prepared according to methods that are, per se, known in the art (this does mean, however, that, where novel compounds are produced, the respective process of manufacture is also novel) especially by reacting a compound of the formula (II),
• a compound of the formula II can be obtained preferably by reacting a compound of the formula (IX)
• L is a leaving group, especially alkoxy, such as lower alkoxy, esterified OH (especially tosyloxy), or di-(lower alkylamino)
• X is a leaving group (preferably halo, such as chloro, bromo or iodo) and the other moieties are defined as for a compound of the formula I, with a guanidino compound of the formula (XI),
• R 1 is as defined for a compound of the formula I.
• the reaction preferably takes place under conditions analogous to those mentioned in PCT application WO 95/09583, that is, in a suitable solvent or dispersing agent, for example a suitable alcohol, such as isopropanpol, or 2-butanol, at a temperature from room temperature (approximately 20° C.) to 150° C., e.g. under reflux.
• a suitable solvent or dispersing agent for example a suitable alcohol, such as isopropanpol, or 2-butanol
• the compound of the formula (IX) are known or can be obtained in accordance with methods that are known in the art, e.g. by reacting a compound of the formula (XII),
• moieties R 2 , R 3 , R 3 and R 5 have the meanings given for a compound of the formula I and wherein X is a leaving group, preferably as defined for a compound of the formula (IX), either (i) under Claisen or analogue condensation reaction conditions (leading to a free hydroxy instead of the leaving group L in a compound of the formula IV; this free hydroxy group can then be converted into a leaving group, for example by ether formation with an alkylalkohol (“Alkoxy-H”;), yielding alkoxy as L, such as lower alkoxy, or by reaction with an acid or an active ester derivative, e.g.
• Alkoxy-H alkylalkohol
• R 3 to R 5 have the meanings given for a compound of the formula I
• X is a leaving group, preferably as defined for a compound of the formula (II)
• Y is a leaving group, preferably N-lower alkyl-N-lower alkoxy-amino or halogen, under standard conditions for alkylation reactions.
• an intermediate of the formula (XII), wherein n is 0, can be obtained by reaction of a metallated pyridine derivative of the formula (XV),
• R 3 to R 5 have the meanings given for a compound of the formula I
• X is a leaving group, preferably as defined for a compound of the formula (IX)
• R 2 is as defined for a compound of formula I and Z is halo, or forms with the rest of the molecule an amide, an alkoxyamide, an anhydride or the like; or Z is hydrogen (meaning that the compound (XVI) is an aldehyde), resulting after the reaction in an alcohol that is then oxidised with a selective oxidant, for example in the presence of oxalylchloride and dimethyl sulfoxide, to the ketone intermediate of the formula (XII).
• a starting material of the formula III is known, can be prepared by methods known in the art or is commercially available.
• a starting material of the formula (XI) can be prepared (preferably obtaining an acid addition salt) by reaction of an aniline derivative of the formula (XVII),
• R 1 is as defined for a compound of formula I, with cyanamide (NC—NH 2 ) in a suitable solvent, e.g. an alcohol, such as a lower alkanol, for example (i) in the presence of equimolar amounts of the salt-forming acid, for example nitric acid, or (ii) in the presence of a clear, for example 60%, excess of a mineral acid, such as hydrochloric acid, where an ammonium salt of the desired salt-forming acid is added when the reaction is complete; at a temperature between room temperature and 150° C., e.g. under reflux.
• a suitable solvent e.g. an alcohol, such as a lower alkanol
• the present invention also relates to novel starting materials and/or intermediates and to processes for the preparation thereof.
• the starting materials used and the reaction conditions chosen are preferably such that the compounds shown in this disclosure as being especially preferred or to be used preferably are obtained.
• Especially preferred among the process conditions are those described in the examples below, or analogous procedures.
• the invention also relates to compositions which comprise the compounds of the formula I, or a salt thereof, as an active component, in particular plant-protecting compositions, and also to their use in the agricultural sector or related areas.
• Active compounds of the formula I are customarily used in the form of compositions and may be added, simultaneously or successively, to the surface or plant to be treated together with additional active compounds.
• additional active compounds may be either fertilizers, trace element-supplying agents or other preparations which influence plant growth.
• selective herbicides such as insecticides, fungicides, bactericides, nematicides or molluscicides, or mixtures of several of these preparations, additionally, where appropriate, together with excipients, surfactants or other administration-promoting additives which are customary in formulation technology (designated collectively as carrier materials herein).
• Suitable excipients and additives may be solid or liquid and are those substances which are appropriate in formulation technology, for example natural or regenerated minerals, solvents, dispersants, wetting agents, adhesives, thickening agents, binding agents or fertilizers.
• a preferred method for applying a compound of formula I, or an agrochemical composition which comprises at least one of these compounds, is administration to the leaves (foliar application).
• the frequency and rate of aministration depend upon the risk of infestation by the corresponding pathogen.
• the compounds of formula II can, however, also penetrate the plant through the roots via the soil (systemic action). If the locus of the plant is impregnated with a liquid formulation or if the substances are introduced in solid form into the soil, e.g. in the form of granules (soil application). In paddy rice crops, such granules can be applied in metered amounts to the flooded rice fields.
• the compounds of formula I can, however, also be applied to the seeds (coating), either by impregnating the grains or tubers with a liquid formulation of the active ingredient, or by coating them with a solid formulation.
• Advantageous rates of application are in normally from 5 g to 2 kg of active ingredient (a.i.) per hectare (ha), preferably from 10 g to 1 kg of a.i./ha, especially from 20 g to 600 g a.i./ha.
• dosages of from 10 mg to 1 g of active ingredient per kg seed are advantageous employed.
• the agrochemical compositions generally comprise 0.1 to 99% by weight, preferably 0.1 to 95% by weight, of a compound of formula I, 99.9 to 1% by weight, preferably 99.8 to 5% by weight, of a solid or liquid adjuvant and 0 to 25% by weight, preferably 0.1 to 25% by weight, of a surfactant. Whereas commercial products will preferably be formulated as concentrates, the end user will normally employ dilute formulations.
• compositions may also comprise further auxiliaries, such as stabilizers, antifoams, viscosity regulators, binders or tackifiers, as well as fertilizers or other active ingredients for obtaining special effects.
• auxiliaries such as stabilizers, antifoams, viscosity regulators, binders or tackifiers, as well as fertilizers or other active ingredients for obtaining special effects.
• step 1 The product described under step 1 is added carefully at ⁇ 60° C. to a solution prepared from oxalyl chloride (6.0 ml, 0.07 mol) and dimethylsulfoxide (8.5 ml, 0.12 mol) in methylene chloride (150 ml) at the same temperature. After stirring the reaction mixture for 30 minutes at ⁇ 60° C. triethylamine (49 ml, 0.35 mol) is added and then allowed to reach room temperature. Brine is added and the methylene chloride is evaporated under reduced pressure. The product is extracted with ether, dried over magnesium sulfate, filtered and distilled under reduced pressure to give the product as a colorless oil, b.p. 90–93/2 mm.
• step 2 The product described under step 2 is refluxed in dimethylformamide diethylacetal (15 ml) for 15 minutes.
• the still hot reaction mixture is diluted with hexane and the resulting crystalline product filtered.
• This intermediate is refluxed with 3-chlorophenylguanidine hydrogencarbonate (11.5 g, 0.05 mol) in 2-butanol (200 ml) for 14 hours. Diluting the reaction mixture with hexane and filtering gives the intermediate in form of yellow crystals.
• step 3 The product prepared in step 3 (1.0 g, 2.8 mmol) is refluxed in 2-methoxyethylamine (5 ml) for 8 hours.
• the reaction mixture is partitioned between ethyl acetate and water.
• the organic phase is separated, dried, filtered and evaporated under reduced pressure to give the title compound, m.p. 172° C.
• step 2 The crystalline product obtained in step 2 is refluxed in dimethylformamide diethyl acetal (20 ml) for 10 minutes. The reaction mixture is evaporated under reduced pressure to give a dark red oil. The intermediate is refluxed with 3-chlorophenylguanidine hydrogencarbonate (16.2 g, 0.07 mol) in 2-butanol (250 ml) for 1 hour. The product is crystallizing during this time. The crystals are filtered and washed with ether: yellow crystals, m.p. 239–240° C.
• step 3 The intermediate obtained in step 3 (0.5 g, 1.4 mmol) in 1-methoxy-2-aminopropane (2 ml) is refluxed for 16 hours.
• the crude product mixture is purified by flash column chromatography to give the crystalline title compound, m.p. 128–129° C.
• a suspension of (3-chloro-phenyl)-[4-(2-chloro-pyridin-4-yl)-pyrimidin-2-yl]-amine (10.0 g, 0.03 mol) in dioxane (150 ml) and ammonia (20 g) is heated in an autoclave at 200° C. for 48 hours.
• the reaction mixture is partitioned between ethyl acetate and water.
• the organic phase is evaporated under reduced pressure and the product is purified by chromatography on silicagel.
• Propionic acid anhydride (0.26 g, 2.0 mmol) is added to a solution of [4-(2-amino-pyridin-4-yl)-pyrimidin-2-yl]-(3-chloro-phenyl)-amine (0.5 g, 1.68 mmol) and a catalytic amount of DMAP in dimethoxyethane (10 ml) at 95° C. Heating is continued for 1 hour. On cooling the products starts to crystallize. Diethylether is added and the product is filtered of and washed with ether to give the title compound, m.p. 215–216° C.
• Solid potassium-t-butoxide (0.27 g, 2.5 mmol) is added at room temperature to a solution of (3-chloro-phenyl)-[4-(2-ethylamino-pyridin-4-yl)-pyrimidin-2-yl]-amine (0.5 g,1.5 mmol) in dry tetrahydrofurane (15 ml).
• the resulting solution is cooled to 0° C. and chloromethylmethylether (0.16 g, 2.0 mmol) is added at such a rate that the temperature does not exceed 5° C.
• the solvent is evaporated under reduced pressure and the product is purified by chromatography. The product is obtained in form of slightly yellow crystals, m.p. 114–115° C.
• Cl H H H H NHNHCOCH 3 205 183.
• Cl H H H H NHCH(CH 3 )CO 2 CH 3 oil 184.
• Cl H H H H H NHCOCH 2 OCH 3 164 188.

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